LM339
LM339
LM339 - Quad Comparator IC
Product Overview
The LM339 is a precision quad voltage comparator IC widely used in analog electronics, signal processing, and industrial applications. Available from The Tech Depot, Bengaluru with authentic sourcing, fast delivery, and comprehensive support.
Detailed Specifications
| Parameter | Details |
| Component Type | Quad Comparator IC |
| Manufacturer | Texas Instruments (Original) |
| Package Type | DIP-14 / SMD Options |
| Supply Voltage | +/-15V or Single 3-32V |
| Output Type | Open Collector |
| Response Time | ~1.3 microseconds |
| Comparators | 4 Independent Units |
| Origin | 100% Authentic |
| Warranty | 7-day warranty on manufacturing defects |
| Technical Support | 24/7 Email & WhatsApp |
Key Features
Quad Comparators - Four independent comparison units in single package
Low Power Consumption - Ideal for battery-powered applications
Wide Supply Range - Flexible voltage options (+/-15V or 3-32V single supply)
Fast Response - 1.3us typical response time
Open Collector Output - Easy interfacing with TTL/CMOS logic
Industrial Grade - Temperature stable and reliable
Why Choose LM339 from The Tech Depot?
| Advantage | Benefit |
| 100% Authentic | Sourced from authorized Texas Instruments distributors |
| Fast Shipping | 1-5 day shipping, 7-8 day delivery from Bengaluru warehouse |
| Expert Support | Technical guidance for circuit design & troubleshooting |
| 7-day warranty on manufacturing defects | Full manufacturer coverage against defects |
| Competitive Pricing | Wholesale rates on bulk orders (10+ units) |
| Quality Assured | Authentication verification on every unit |
Applications & Project Ideas
DIY Electronics & Hobbyist Projects
- Window comparator circuits
- Precision level detection
- Analog-to-digital signal conversion
- Sensor interface circuits
- LED/relay driver circuits
Professional & Industrial Applications
- Temperature monitoring systems
- Voltage threshold detection
- Precision measurement instruments
- Industrial control systems
- Data acquisition systems
Learning & Education
- Electronics lab experiments
- Analog circuit design courses
- Microcontroller interfacing projects
- Signal processing demonstrations
- Engineering student projects
What's Included in Your Order
Package Contents:
- 1x LM339 Quad Comparator IC (Original)
- Datasheet & Technical Documentation
- Quick Start Guide
- 24/7 Technical Support Access
- 7-day warranty on manufacturing defects Certificate
Common Applications Circuit
``` Pin Configuration (DIP-14):- Pins 1,2,3: Comparator 1 (Output, +Input, -Input)
- Pins 5,6,7: Comparator 2
- Pins 8,9,10: Comparator 3
- Pins 12,13,14: Comparator 4
- Pin 4: GND | Pin 11: VCC
Frequently Asked Questions
Is this LM339 100% authentic?
Yes, every unit is sourced directly from authorized Texas Instruments distributors with full authentication verification and traceability documentation.
What warranty coverage is provided?
7-day warranty on manufacturing defects covering manufacturing defects, DOA (Dead on Arrival), and performance issues. Replacement or full refund available.
How quickly will I receive the product?
Standard delivery: 7-8 days to most locations in India from our Bengaluru warehouse. Express options available for urgent orders.
Do you provide technical support?
Yes! Our electronics experts provide 24/7 support via Email and WhatsApp for circuit design, troubleshooting, and application guidance.
What is your return/replacement policy?
7-day returns on manufacturing defects only with full refund or replacement. applicable on manufacturing defects only policy for manufacturing defects.
Are bulk discounts available?
Yes! Special wholesale pricing available for orders of 10+ units. Contact our sales team for custom quotes.
Which package options are available?
Standard DIP-14 (through-hole) and SMD variants available. Specify your requirement at checkout.
Can this be used with 5V microcontrollers?
Yes, the LM339 supports single supply operation from 3V to 32V, making it compatible with 5V Arduino, PIC, and other microcontroller platforms.
Technical Support & Contact
Email: support@thetechdepot.in
WhatsApp: Available 24/7
Location: Bengaluru, India
Customer Rating: 4.8/5 (Based on verified purchases)
Order your LM339 today and get free technical guidance for your next electronics project!
Buy LM339 Online in India
Purchase the LM339 online at The Tech Depot - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on LM339 with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.
Looking to buy LM339 at the best price in India? The Tech Depot offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.